permeable base 穿透性基极
Permeable - base 可渗透基区
Porous Concrete Permeable Base 多孔混凝土排水基层
permeable base transistor [电子] 可渗基区晶体管
permeable base materials 排水基层材料
lean concrete permeable base 贫混凝土透水基层
cement treated permeable base 水泥碎石排水层
At present, China and foreign countries apply Asphalt Treated Permeable Base extensively.
目前,国内外广泛使用沥青稳定排水基层。
参考来源 - 沥青稳定排水基层抑制反射裂缝的研究However, There are no deep research on the structural design and analytical method in our country. Research on lean concrete permeable base is relatively weak.
与国外相比,我国对贫混凝土透水基层的研究相对薄弱,还未系统地对其结构设计、分析方法进行深入研究。
参考来源 - 贫混凝土透水基层水泥混凝土路面结构分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The new upper storey is lined with vertical slats of red cedar, creating a homogenous yet permeable box that appears to rest lightly on its masonry base.
新建的上层露台沿垂直方向铺设着红杉木条，创造出一个均质可渗水的表面，轻轻地砌筑于基础上。
The target porosity and thickness of pavement of the permeable asphalt mixture on the basis of the factors such as reducing the runoff, the filter ability of soil base and pavement overflow.
基于减小地表径流、土基渗透能力及铺装溢流量等方面因素，设计透水性沥青混合料的目标孔隙率及铺装厚度；
In addition, the metal film is directly plated on the air permeable base cloth to save an airtight thin film, thereby having fine air permeable and moisture permeable properties.
而且，本实用新型的复合絮片直接在透气性底布上镀金属膜，省去不透气的薄膜，因而具有良好的透气、透湿性能。
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